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A030972 [ exp(2/5)*n! ]. 0
1, 2, 8, 35, 179, 1074, 7518, 60150, 541353, 5413533, 59548868, 714586417, 9289623422, 130054727910, 1950820918654, 31213134698477, 530623289874116, 9551219217734092, 181473165136947766, 3629463302738955334 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..20.

CROSSREFS

Sequence in context: A030929 A030881 A030820 * A213227 A020009 A007508

Adjacent sequences:  A030969 A030970 A030971 * A030973 A030974 A030975

KEYWORD

nonn

AUTHOR

Simon Plouffe

STATUS

approved

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Last modified May 22 06:43 EDT 2013. Contains 225511 sequences.